Ohio vs Romeo

The Ohio and the Romeo are both Submarine classes. The Ohio displaces 16,764 tons — 11:1 the Romeo's 1,475 tons. The Ohio reaches 12 knots vs 15 knots for the Romeo. Operational range is 99,999 nautical miles for the Ohio vs 9,000 for the Romeo. The Ohio carries a crew of 155 vs 54 for the Romeo. Submerged displacement is 18,750 tons for the Ohio vs 1,830 tons for the Romeo. The Ohio was produced in 18 units vs 133 for the Romeo. The Ohio was commissioned in 1981, 24 years after the Romeo (1957).

American submarine, introduced in 1981, displaces 16,764 tons and has a crew of 155.
Profile of Ohio
Origin 🇺🇸 United States
Category Submarine
Type Nuclear ballistic missile submarine
Manufacturer General Dynamics Electric Boat
Year introduced 1981
Number built 18 units
Estimated unit price $2,000 million
Ex-USSR diesel-electric submarine, introduced in 1957, with 133 units built.
Profile of Romeo
Origin 🇨🇳 Ex-USSR
Category Submarine
Type Diesel-electric submarine
Manufacturer Krasnoye Sormovo Shipyard
Year introduced 1957
Number built 133 units
Estimated unit price NA
Displacement 16,764 tons
Maximum speed 12.0 knots
Range Unlimited
Length 170.0 m
Beam 13.0 m
Crew 155
Max depth 240 m
Propulsion 1× S8G PWR nuclear reactor, 2× geared turbines; 35,000 shp (26 MW), 1x Fairbanks Morse auxiliary diesel, 1× 325 hp (242 kW) auxiliary motor, 1 shaft with seven-bladed screw
Armament
  • 4 × 21 inch (533 mm) Mark 48 torpedo tubes
  • 20 × Trident II D5 SLBM
  • 154 × Tomahawk cruise missiles
  • Harpoon missiles
Displacement 1,475 tons
Maximum speed 15.0 knots
Range 9,000 nm at 9 knots
Length 76.6 m
Beam 6.7 m
Crew 54
Max depth NA
Propulsion Two diesels delivering 2.94 MW (4000 shp) with two electric motors driving two shafts.
Armament
  • 8 × 533 mm (21 in) torpedo tubes (six bow, two stern)
  • 14 × 533 mm (21 in) anti-ship or anti-submarine torpedoes (including Yu-4 and Yu-1)
  • 28 mines

Performance Radar Chart

Frequently Asked Questions

Which has greater displacement, the Ohio-class or Romeo-class?
The Ohio-class has greater displacement at 16,764 tons compared to the Romeo-class's 1,475 tons.
Which is faster, the Ohio-class or Romeo-class?
The Romeo-class is faster with a maximum speed of 15 knots compared to the Ohio-class's 12 knots.
Which has longer range, the Ohio-class or Romeo-class?
The Ohio-class is nuclear-powered with unlimited range, while the Romeo-class has a range of 9,000 nautical miles.
Which is longer, the Ohio-class or Romeo-class?
The Ohio-class is longer at 170.0 meters compared to the Romeo-class's 76.6 meters.
How many crew members do the Ohio-class and Romeo-class have?
The Ohio-class has a larger crew complement of 155 compared to the Romeo-class's 54 crew members.
Which has been built in greater numbers, the Ohio-class or Romeo-class?
The Romeo-class has been built in greater numbers with 133 vessels compared to 18 vessels of the Ohio-class.